[PATCH v2] UBI: drop redundant "UBI error" string

[Artem Bityutskiy]

On Fri, 2013-05-03 at 14:54 -0400, Mike Frysinger wrote:
> The ubi_err() macro automatically prefixes "UBI error" before the message.
> By also using it here, we get a log like so:
> 	UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
> 
> Signed-off-by: Mike Frysinger <vapier at gentoo.org>

Pushed to linux-ubi.git, thanks!

-- 
Best Regards,
Artem Bityutskiy